Computer monitor



FIG. 1 is a front perspective view of the computer monitor;

FIG. 2 is a front-on view of the computer monitor;

FIG. 3 is a back view of the computer monitor;

FIGS. 4 and 5 show alternate side views of the computer monitor; and,

FIGS. 6 and 7 show top and bottom views respectively of the computer monitor. 

The ornamental design for a computer monitor, as shown and described. 